Consolidated Balance Sheets € in Millions, £ in Millions, $ in Millions, ¥ in Billions		Mar. 31, 2022 USD ($)		Dec. 31, 2021 USD ($)
ASSETS
Investments in fixed maturity securities		$ 21,718		$ 16,434
Investments in equity securities		390,538	[1]	350,719	[2]
Loans and finance receivables		21,265		20,751
Inventories		22,572		20,954
Equipment held for lease		15,038		14,918
Goodwill	[3]	73,822		73,875
Total assets		969,506		958,784
LIABILITIES
Income taxes, principally deferred		91,114		90,243
Total liabilities		452,641		443,854
Shareholders’ equity:
Common stock		8		8
Capital in excess of par value		35,586		35,592
Accumulated other comprehensive income		(4,428)		(4,027)
Retained earnings		539,881		534,421
Treasury stock, at cost		(62,906)		(59,795)
Berkshire Hathaway shareholders’ equity		508,141		506,199
Noncontrolling interests		8,724		8,731
Total shareholders’ equity		516,865		514,930
Total liabilities and shareholders' equity		969,506		958,784
Insurance and Other [Member]
ASSETS
Cash and cash equivalents	[4]	35,542		85,319
Short-term investments in U.S. Treasury Bills		67,145		58,535
Investments in fixed maturity securities		21,718		16,434
Investments in equity securities		390,538		350,719
Equity method investments		17,596		17,375
Loans and finance receivables		21,265		20,751
Other receivables		38,963		35,388
Inventories		22,572		20,954
Property, plant and equipment		20,707		20,834
Equipment held for lease		15,038		14,918
Goodwill		47,064		47,117
Other intangible assets		28,211		28,486
Deferred charges - retroactive reinsurance		10,424		10,639
Other		16,303		15,854
Total assets		753,086		743,323
LIABILITIES
Unpaid losses and loss adjustment expenses		87,667		86,664
Unpaid losses and loss adjustment expenses under retroactive reinsurance contracts		37,702		38,256
Unearned premiums		25,368		23,512
Life, annuity and health insurance benefits		22,673		22,452
Other policyholder liabilities		9,347		9,330
Accounts payable, accruals and other liabilities		30,929		30,376
Aircraft repurchase liabilities and unearned lease revenues		5,782		5,849
Notes payable and other borrowings		44,890		39,272
Total liabilities		264,358		255,711
Railroad, Utilities and Energy [Member]
ASSETS
Cash and cash equivalents	[4]	3,571		2,865
Receivables		4,092		4,177
Property, plant and equipment		156,015		155,530
Goodwill		26,758		26,758
Regulatory assets		4,086		3,963
Other intangible assets		1,132		1,151
Other		21,898		22,168
Total assets		216,420		215,461
LIABILITIES
Accounts payable, accruals and other liabilities		15,076		15,696
Regulatory liabilities		7,322		7,214
Notes payable and other borrowings		74,771		74,990
Total liabilities		$ 97,169		$ 97,900

[1] Approximately 66% of the aggregate fair value was concentrated in four companies (American Express Company – $28.4 billion; Apple Inc. – $159.1 billion; Bank of America Corporation – $42.6 billion and Chevron Corporation – $25.9 billion).

[2] Approximately 73% of the aggregate fair value was concentrated in four companies (American Express Company – $24.8 billion; Apple Inc. – $161.2 billion; Bank of America Corporation – $46.0 billion and The Coca-Cola Company – $23.7 billion).

[3] Net of accumulated goodwill impairments of $11.0 billion as of March 31, 2022 and December 31, 2021.

[4] Includes U.S. Treasury Bills with maturities of three months or less when purchased of $7.3 billion at March 31, 2022 and $61.7 billion at December 31, 2021.